Skip to main content

Very Good

#870 of 3,813 schools in IL

Top 23% in state

Cass JR High School

Middle School · Cass SD 63

8502 Bailey Rd, Darien, IL 60561

Enrollment

327

Student-Teacher

13.1:1

Score

7.3

Grades

5th – 8th

Updated 2022-23

How this school compares

In Darien

#5 of 7

public schools

Illinois middle schools

#154 of 684

In district

#2 of 2

Cass SD 63

Academic performance

8.9 / 10

Exceptional

About Cass JR High School

Cass Jr High School serves 327 students in grades 5-8 in the affluent suburban community of Darien, Illinois. This well-regarded public middle school maintains a favorable 13.1:1 student-teacher ratio with 25 full-time equivalent teachers, creating an environment where students can receive more individualized attention. The school demonstrates strong academic performance with a MySchoolScout rating of 7.6 out of 10 and ranks impressively at #400 out of 3,819 Illinois schools, placing it in the 90th percentile statewide.

With an academic score of 8.7 out of 10, Cass Jr High clearly provides quality education to its students. In English Language Arts and Reading, 48% of students across all grades perform at proficient levels or above. The school draws from an educated and economically stable community where 51% of residents hold bachelor's degrees or higher, and the median household income reaches $110,061.

The low poverty rate of just 3.2% reflects the area's prosperity, with median home values of $378,300. Located on Bailey Road in DuPage County, Cass Jr High School sits in the heart of a thriving large suburban area that values education and provides strong community support for its students' academic success.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress6.6Above Average40%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-3.27 pts/yr
Data Period2019–2022
TrendDeclining
Academics8.9Excellent35%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency42%
Reading/ELA Proficiency48%
Overall Proficiency45%
Expected (poverty-adj.)37%
vs. Expected+7.8 pts
Adjusted Percentile84th
Resources & Environment6.3Above Average25%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio13.1:1
Per-Pupil Spending$15,702

Cass JR High School — Students at Cass JR High School score 45% proficient, which is above what's typical for similar communities (expected: 37%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

25.7%

Students qualifying for federal meal assistance

Test Scores IL EDFACTS (2021-22)

Math Proficiency 43.5%
School
State
N/A
ELA Proficiency 54.3%
School
State
N/A

Based on 5 test records from IL state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
45%
ELA
63%
2021*
Math
42%
ELA
52%
2022
ELA
48%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 6.6/10.

How Cass JR High School Compares

See how Cass JR High School performs across key quality dimensions compared to state benchmarks.

Overall Score
7.3/10
77th percentile in IL
Academic
8.9/10
8.9/10
Growth
6.6/10
Above average
Environment
6.3/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
26%
Teaching Staff
13:1 student-teacher ratio
25 teachers

Location

8502 Bailey Rd, Darien, IL 60561

Nearby Alternatives

Families considering Cass JR High School may also want to explore other middle schools in the area. Gower Middle School (rated 9.3/10, 2.4 miles away, in nearby Burr Ridge), which scores notably higher. Another option is Eisenhower Jr High School (rated 8.5/10, 1.4 miles away), which scores notably higher. Additionally, Westview Hills Middle School (rated 7.3/10, 2.7 miles away, in nearby Willowbrook), with a very similar rating. For more schools in Darien, see our Darien schools guide .

Nearby Schools

20 within 3.4 mi
School Distance Rating
KINDI ACADEMY Darien 0.7 mi 7.7
Concord Elem School Darien 0.8 mi 8.2
Elizabeth Ide Elem School Darien 1.2 mi 5.0
Eisenhower Jr High School Darien 1.4 mi 8.5
Lace Elem School Darien 1.4 mi 6.9
Prairieview Elementary School Downers Grove 1.1 mi 5.5
MARQUETTE MANOR BAPTIST ACADEMY Downers Grove 1.4 mi 6.7
Lakeview Jr High School Downers Grove 1.2 mi 6.6
Gower West Elem School Willowbrook 1.7 mi 8.5
Anne M Jeans Elem School Willowbrook 1.7 mi 5.4
Mark DeLay School Darien 2.2 mi 7.7
Hinsdale South High School Darien 2.0 mi 8.6
El Sierra Elem School Downers Grove 2.3 mi 7.8
Westview Hills Middle School Willowbrook 2.7 mi 7.3
KINGSWOOD ACADEMY Darien 2.4 mi 7.4
GOOD SHEPHERD LUTHERAN ACADEMY Downers Grove 2.9 mi 6.1
Gower Middle School Burr Ridge 2.4 mi 9.3
Maercker Elem School Westmont 3.4 mi 6.4
Fairmount Elem School Downers Grove 3.3 mi 5.8
O Neill Middle School Downers Grove 3.4 mi 6.7

Neighborhood Census ACS (2019-2023)

Census data for ZIP 60561 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$109,974

Median Home Value

$388,800

Median Rent

$1,684/mo

Population

22,975

College Educated

51%

Homeownership

79.3%

Avg Commute

29.9 min

Poverty Rate

3.6%

Median Age

45

Community Profile

The community surrounding Cass JR High School has a median household income of $109,974. It is a well-educated community where 51% of adults hold a bachelor's degree or higher. The median home value in the area is $388,800, with a median rent of $1,684/month. The local poverty rate of 3.6% is relatively low. The average commute for residents is 30 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Jasper Co Jr High Newton, IL 7.3
Mercer County Jr High School Aledo, IL 7.3
Plano Middle School Plano, IL 7.3
Westmont Jr High School Westmont, IL 7.3
Westview Hills Middle School Willowbrook, IL 7.3
Charles J Caruso Middle School Deerfield, IL 7.2

Frequently Asked Questions

Common questions about Cass JR High School

What grades does Cass JR High School serve?

Cass JR High School serves students in grades 5th through 8th.

How many students attend Cass JR High School?

Cass JR High School has an enrollment of approximately 327 students.

What is the student-teacher ratio at Cass JR High School?

The student-teacher ratio at Cass JR High School is 13.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Cass JR High School rank in IL?

Cass JR High School is ranked #870 out of 3,813 schools in IL.

What is Cass JR High School's MySchoolScout rating?

Cass JR High School has a composite rating of 7.3 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Cass JR High School?

Based on the most recent state assessment data, Cass JR High School has 43.5% math proficiency and 54.3% reading/ELA proficiency.

Is Cass JR High School a charter school?

No, Cass JR High School is not a charter school. It is a traditional public school operated by the local school district.

Is Cass JR High School a Title I school?

No, Cass JR High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Cass JR High School?

25.7% of students at Cass JR High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
21 Car-Dependent
Bike Score
25 Somewhat Bikeable
City Safety
Elevated (968/100K)

Powered by Walk Score

FBI UCR 2024. City-level (Darien). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
5th – 8th
Enrollment
327
Student-Teacher Ratio
13.1:1
Teachers (FTE)
25
Free/Reduced Lunch
25.7%
Type
regular
Setting
Large Suburb
County
DuPage County
Data Year
2023–2024

District

Cass SD 63
District Enrollment
790
Schools in District
2
Per-Pupil Spending
$17,928
District Rank
#2 of 2

Other Schools in This District

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

Related reading

Get school insights in your inbox

New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.

We respect your privacy. Unsubscribe at any time.